Skype is an  IP telephony service provider that offers free calling between subscribers and low-cost calling to people who don’t use the service. In addition to standard telephone calls, Skype enables file transfers, texting, video chat and videoconferencing.

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Secret Word of the Day
You could use this service to make a friend think it was the White House on the line when you called. What’s the secret word?
Answer

Acronym Challenge
A CNG program inserts noise into the silent parts of conversations so you won’t think you’ve lost your connection. What does CNG stand for?
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Tech Trivia
Are communications over a cable modem Internet connection symmetric or asymmetric?
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IT Knowledge Exchange: VoIP Q&A
Browse the collection of questions and answers about VoIP or join ITKE to ask your own questions.

Telepresence and video conferencing: Reaping the benefits
The benefits of video communications technology have yet to be realized in many enterprises, but the right deployment and the right corporate culture can help these companies reap tremendous benefits.

Tech Trivia
What’s an evil twin, in a communications context?
Answer

Secret Word of the Day
This spooky phenomenon happens when your computer attempts to make a dial-up connection automatically. What’s the secret word?
Answer

IT Acronym Challenge
The acronym POTS is sometimes used to differentiate traditional telephone systems from newer technologies. What does POTS stand for?
Answer

Tech Trivia
Which of the physical senses does the field of haptics involve?
Answer

Secret Word of the Day
This describes a state of unified communications (UC) in which the traffic-handling capacity and bandwidth of a network always exceed the demand.
Answer

IT Acronym Challenge
RTC is any mode of telecommunications in which all users can exchange information instantly or with negligible latency. What does RTC stand for?
Answer

Tech Trivia
What year did Microsoft incorporate?
a. 1971
b. 1976
c. 1981
Answer

Secret Word of the Day
What do you call part of an organization’s intranet that is extended to external users, such as customers or business partners?
Answer

Acronym Challenge
A VPN uses uses a public telecommunication infrastructure, such as the Internet, to provide remote offices or individual users with secure access to their organization’s network. What does VPN stand for?
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Tech Trivia
What do you call a program for compressing and decompressing video?
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Secret Word of the Day
This device-based representation of an individual, used in telepresence rooms, may be a robot or a device that combines a PC or terminal with peripherals such as cameras, microphones and stereo sound systems. What’s the secret word?
Answer

Acronym Challenge
“Breaker, breaker, did you see that bear?” CB radio operators have been broacasting live for decades. What does CB stand for?
Answer